CVE-2026-69710
highConcurrent execution using shared resource with improper synchronization ('race condition') in Windows Hello allows an authorized attacker to elevate privilege…
Vendor / product: Microsoft — windows 10 21h2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hello allows an authorized attacker to elevate privileges locally.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (secure@microsoft.com)
Timeline (UTC)
Published: 2026-09-08 18:19
Modified: 2026-09-22 19:10
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 06:51 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
microsoft / windows_10_21h2 <10.0.19044.7725
microsoft / windows_10_22h2 <10.0.19045.7725
microsoft / windows_11_23h2 <10.0.22631.7582
microsoft / windows_11_24h2 <10.0.26100.9445
microsoft / windows_11_25h2 <10.0.26200.9445
microsoft / windows_11_26h1 <10.0.28000.2954
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69710
Patch / mitigation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69710
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69710 secure@microsoft.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:51 UTC · record ↗